Creates a List containing the elements of this Iterable.
The elements are in iteration order.
The list is fixed-length if growable is false.
Source
List<E> toList({bool growable: true}) {
List<E> result;
if (growable) {
result = new List<E>()..length = length;
} else {
result = new List<E>(length);
}
for (int i = 0; i < length; i++) {
result[i] = this[i];
}
return result;
}